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Finding the Fourth Proportional to 3,472.65, 4,792.59 and 2,355.93

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Solution

The fourth proportional to 3,472.65, 4,792.59 and 2,355.93 is: 3,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.65 : 4,792.59 = 2,355.93 : x
  2. Step 2: Convert to fraction form
    3,472.65/4,792.59 = 2,355.93/x
  3. Step 3: Cross multiply
    3,472.65x = 4,792.59 × 2,355.93
  4. Step 4: Simplify right side
    3,472.65x = 11,291,006.56
  5. Step 5: Solve for x
    x = 11,291,006.56/3,472.65
  6. Step 6: Final answer
    x = 3,251.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.